bit to a degree by itself, and our two main trading partners, europe and all the way around to china, japan and india, those trading partners are a considerable distance around the world. it is in our interest because of all the things that we buy that are traded that we protect those trade routes from some hedge monothat might want to cause trouble. -- from some hegemon that might want to cause trouble. so we have our nuclear aircraft carriers to go to the other side of the world and conduct operations without worrying about filling these things up and that's the reason why we have a lot of national defense. this started a long time ago. you can see this blue line here talks about our defense and what's going on with defense spending and then what's going on with entitlements. you see entitlements back here in 1965, this is medicare, medicaid and social security. this chart says it's 2.5% of g.d.p. you see defense is much, much higher, jumped up to above 9% here. then over time the entitlements are going up. that 9.9% is low because that's only three of the big entitlements and defense spe